A researcher is conducting a 3 x 2 factorial experiment. In variable 1 participants are randomly assigned to one of 3 conditions. In variable 2 participants respond to both levels of the independent variable. Which of the following best describes this study?
Detailed Answer
A
2
Dr. AB is conducting a 2 x 3 factorial experiment. He is interested in the impact of college major and study method on exam performance. He found that study method effected exam performance regardless of the participants major. Which of the following is true?
Detailed Answer
A
3
What is the value at the position of (III)?
Detailed Answer
B
4
What are residuals?
Detailed Answer
A
5
Which of the following statement is true?
Detailed Answer
B
6
What is the purpose of a simple linear regression?
Detailed Answer
A
7
An unbiased dice is rolled once. The probability of getting a number greater than 4 is:
Detailed Answer
D
8
Attribute charts may be used when:
Detailed Answer
A
9
Two events, A and B, are said to be mutually exclusive if:
Detailed Answer
D
10
Assume the cholesterol levels in a certain population have mean μ = 200 and standard deviation σ = 24. The cholesterol levels for a random sample of n = 9 individuals are measured and the sample mean x-bar is determined. What is the z-score for a sample mean x = 180?